Engineering
Physics
Acceleration
Newtons First Law of Motion
Liquid Pressure
Question
A bucket resting on the floor of an elevator contains an incompressible fluid of density ρ. When the elevator has a downward acceleration of magnitude a the pressure difference between two points in a fluid, separated by a vertical distance Δh, is given by:
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Solution
geff = (g – a)
P = rgeff.Δh = ρ(g – a) Δh